The determination of serum BUN currently is the most widely used screening test for the evaluation of kidney function. The test is frequently requested along with the serum creatinine test since simultaneous determination of these 2 compounds appears to aid in the differential diagnosis of prerenal, renal and postrenal hyperuremia.
Fiber Content. Kale is slightly higher in fiber content than lettuce. The high fiber content helps stabilize the leafy veggie during cooking. Insoluble fiber from kale and lettuce sweeps through your gut like a broom, pushing out waste.This process keeps you regular and makes your bowel movements easy to pass.iber Content. Kale is slightly higher in fiber content than lettuce. The high fiber content helps stabilize the leafy veggie during cooking. Insoluble fiber from kale and lettuce sweeps through your gut like a broom, pushing out waste.
Honestly, I never keep my lettuce around for more than a week. Now, you can have fresh de-stemmed kale or lettuce at a moments notice. Just take out what you need whenever you want to make a salad and then just reseal the bag. The plastic bags can also be reused.